package com.at.controller;

import com.at.common.R;
import com.at.common.R;
import com.at.entity.Category;
import com.at.service.CategoryService;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    /**
     * 新增分类
     * @param category
     * @return
     */
    @PostMapping
    public R<String> save(@RequestBody Category category){

        categoryService.save(category);
        return R.success("新增分类成功");
    }


    /**
     * 分类分页查询
     * @param page
     * @param pageSize
     * @return
     */
    @GetMapping("/page")
    public R<Page> page(int page , int pageSize){
        //分页对象
        Page pageInfo = new Page(page,pageSize);
        //查询条件
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();

        queryWrapper.orderByAsc(Category::getSort);
        categoryService.page(pageInfo,queryWrapper);
        return R.success(pageInfo);
    }



    /**
     * 根据id进行删除分类
     * @param id
     * @return
     */
    @DeleteMapping
    public R<String> delete(Long id){
        categoryService.remove(id);
        return R.success("分类信息删除成功");
    }


    //修改分类
    @PutMapping
    public R<String> update(@RequestBody Category category){
        categoryService.updateById(category);
        return R.success("修改分类信息成功");
    }


    /**
     * 菜品分类查询
     * @param category
     * @return
     */
    @GetMapping("/list")
    public R<List<Category>> list(Category category) {

        //条件
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(category.getType()!=null,Category::getType,category.getType());
        //排序
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);
        //查询
        List<Category> list = categoryService.list(queryWrapper);
        return R.success(list);
    }

    


}